Star Micronics DP8340FM DP8340 Heavy Duty Dot Matrix Receipt Printer Memory: 1.5 KB Fonts Included: ASCII, Special, Block graphics IBM special, IBM block graphics Download Reliability MCBF: 10 million lines (CRT) Media Type: RF4.5 1 PART PAPER 4.5IN (87999850) Media sizes supported: Width: 4.5 (114.3mm) Diameter: Max. 3.15 (80mm) Thickness: 0.003 to 0.0035 (0.07mm to 0.09mm)-Single copy Copies: Two ply-max. 0.005 (0.13mm) Interface: Serial Humidity Range Operating: 10% to 80% RH (w/o condensation) Max Operating Temperature: 40ºC